Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022
Cash flows from operating activities:
Net increase (decrease) in net assets resulting from operations	$ 2,463,382	$ 144,352
Adjustments to reconcile net increase (decrease) in net assets resulting from operations to net cash provided by (used in) operating activities:
Net unrealized (appreciation) depreciation on investments	(562,360)	1,088,272
Net unrealized (appreciation) depreciation on derivative instruments	7,305	2,499
Net unrealized (appreciation) depreciation on translation of assets and liabilities in foreign currency	2,220	0
Net realized (gain) loss on investments	305,201	108,268
Net realized (gain) loss on translation of assets and liabilities in foreign currency	6,900	0
Net realized (gain) loss on derivative instruments	(5,010)	0
Payment-in-kind interest capitalized	(161,247)	(102,604)
Net accretion of discount and amortization of premium	(124,982)	(103,749)
Amortization of deferred financing costs	23,205	17,596
Amortization of debt issuance costs and original issue discount on notes	20,587	14,228
Amortization of deferred offering costs	2,676	3,792
Purchases of investments	(3,702,885)	(24,992,598)
Proceeds from sale of investments and principal repayments	4,743,706	5,604,898
Changes in operating assets and liabilities:
Receivable from broker	(12,581)	0
Receivable for investments sold	411,392	(505,039)
Other assets	5,088	(3,713)
Payable for investments purchased	(392,120)	381,795
Management fees payable	6,336	35,946
Income based incentive fees payable	19,604	47,659
Capital gains incentive fees payable	0	(15,058)
Due to affiliates	(18,302)	15,662
Interest payable	31,409	194,067
Accrued expenses and other liabilities	(4,092)	12,303
Net cash provided by (used in) operating activities	3,086,852	(18,356,170)
Cash flows from financing activities:
Borrowings on debt	2,610,921	17,575,191
Repayments on debt	(6,085,397)	(8,269,116)
Deferred financing costs paid	(25,976)	(51,442)
Debt issuance costs paid	(13,278)	(6,657)
Deferred offering costs paid	(337)	(4,865)
Proceeds from issuance of common shares	4,599,616	11,093,454
Repurchased shares, net of early repurchase deduction paid	(3,258,629)	(348,806)
Dividends paid in cash	(980,992)	(655,795)
Net cash provided by (used in) financing activities	(3,154,072)	19,331,964
Net increase (decrease) in cash and cash equivalents	(67,220)	975,794
Effect of foreign exchange rate changes on cash and cash equivalents	(2,334)	(4,788)
Cash and cash equivalents, beginning of period	1,351,901	617,986
Cash and cash equivalents, end of period	1,282,347	1,588,992
Supplemental information and non-cash activities:
Interest paid during the period	1,429,853	405,828
Distribution payable	226,180	157,871
Subscription receivable	0	0
Reinvestment of distributions during the period	820,071	537,737
Accrued but unpaid debt financing and debt issuance costs	0	2,718
Accrued but unpaid offering costs	6	6
Share repurchases accrued but not yet paid	492,207	663,415
Excise taxes paid	5,968	0
Non-controlled/non-affiliated investments
Adjustments to reconcile net increase (decrease) in net assets resulting from operations to net cash provided by (used in) operating activities:
Net unrealized (appreciation) depreciation on investments	(484,558)	1,058,844
Net realized (gain) loss on investments	305,414	108,268
Changes in operating assets and liabilities:
Interest receivable from non-controlled/non-affiliated investments	49,942	(304,745)
Controlled/affiliated investments
Adjustments to reconcile net increase (decrease) in net assets resulting from operations to net cash provided by (used in) operating activities:
Net unrealized (appreciation) depreciation on investments	(77,980)	30,036
Changes in operating assets and liabilities:
Interest receivable from non-controlled/non-affiliated investments	$ (28,522)	$ 0